Sodium selenite, 44-46% Se, anhydrous, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10318340	Thermo Scientific 200730250	25 g	Glass bottle
10701481	Thermo Scientific Acros 200731000	100 g	Glass bottle
10794294	Thermo Scientific Acros 200735000	500 g	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 10102-18-8
• Molecular Weight (g/mol): 172.94
• InChI Key: BVTBRVFYZUCAKH-UHFFFAOYSA-L
• PubChem CID: 24934
• IUPAC Name: disodium;selenite

• Molecular Formula: Na₂O₃Se
• MDL Number: MFCD00003489
• Synonym: sodium selenite, disodium selenite, natriumselenit, selenious acid, disodium salt, natriumselenit german, disodium selenium trioxide, unii-hiw548rq3w, selenious acid disodium salt, ccris 1260, hsdb 768
• ChEBI: CHEBI:48843
• SMILES: [O-][Se](=O)[O-].[Na+].[Na+]

Specifications

• Melting Point: 350°C
• Color: White to Beige
• Molecular Formula: Na₂O₃Se
• MDL Number: MFCD00003489
• Synonym: sodium selenite, disodium selenite, natriumselenit, selenious acid, disodium salt, natriumselenit german, disodium selenium trioxide, unii-hiw548rq3w, selenious acid disodium salt, ccris 1260, hsdb 768
• InChI Key: BVTBRVFYZUCAKH-UHFFFAOYSA-L
• IUPAC Name: disodium;selenite
• PubChem CID: 24934
• Formula Weight: 172.94
• Loss on Drying: 0.5% max.

• CAS: 10102-18-8
• Physical Form: Powder
• Linear Formula: Na₂SeO₃
• Merck Index: 15, 8802
• Solubility Information: Solubility in water: 950g/L (20°C). Other solubilities: insoluble in alcohol
• SMILES: [O-][Se](=O)[O-].[Na+].[Na+]
• Molecular Weight (g/mol): 172.94
• ChEBI: CHEBI:48843
• Percent Purity: 44 to 46% Se
• Chemical Name or Material: Sodium selenite, Anhydrous

Safety and Handling

GHS H Statement
May cause an allergic skin reaction.
Toxic if inhaled.
Toxic to aquatic life with long lasting effects.
Fatal if swallowed.
Contact with acids liberates toxic gas.

GHS P Statement
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Wear eye protection/face protection.
Do not breathe

GHS Signal Word: Danger

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Product Identifier

• Sodium selenite

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 2
• LONG-TERM AQUATIC HAZARD Chronic 1
• ACUTE AQUATIC Acute 1
• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Skin sensitiser Category 1

Hazard Statement

• H300-Fatal if swallowed.
• H315-Causes skin irritation.
• H317-May cause an allergic skin reaction.
• H319-Causes serious eye irritation.
• H330-Fatal if inhaled.
• H400-Very toxic to aquatic life.
• H410-Very toxic to aquatic life with long lasting effects.
• EUH031-Contact with acids liberates toxic gas.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.

RUO – Research Use Only